{"id":"CVE-2026-101063","state":"PUBLISHED","title":"Obot before v0.23.0 Authentication Bypass via Registry API","description":"Obot versions before v0.23.0 fail to enforce authentication on MCP Registry endpoints under /v0.1/* when registry authentication is enabled. Unauthenticated attackers can read registry metadata including server names, descriptions, repository URLs, and connect URLs by sending GET requests to /v0.1/servers.","publishedAt":"2026-09-27T20:49:54.677Z","updatedAt":"2026-09-28T13:49:35.081Z","severity":{"score":6.9,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","source":"VulnCheck"},"assigner":"VulnCheck","products":["obot-platform obot"],"affected":[{"vendor":"obot-platform","product":"obot","packageURL":"pkg:golang/github.com/obot-platform/obot","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"0.23.0","versionType":"semver"},{"version":"0.23.0","status":"unaffected","versionType":"semver"}]}],"references":["https://github.com/obot-platform/obot/security/advisories/GHSA-pr6h-vr44-xq8j","https://www.vulncheck.com/advisories/obot-before-0.23.0-authentication-bypass-via-registry-api"],"weaknesses":["CWE-862"],"ingestedAt":"2026-10-29T20:10:13.529Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/101xxx/CVE-2026-101063.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-101063","state":"PUBLISHED","datePublished":"2026-09-27T20:49:54.677Z","dateUpdated":"2026-09-28T13:49:35.081Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2026-09-27T16:38:56.428Z"},"containers":{"cna":{"title":"Obot before v0.23.0 Authentication Bypass via Registry API","descriptions":[{"lang":"en","value":"Obot versions before v0.23.0 fail to enforce authentication on MCP Registry endpoints under /v0.1/* when registry authentication is enabled. Unauthenticated attackers can read registry metadata including server names, descriptions, repository URLs, and connect URLs by sending GET requests to /v0.1/servers."}],"affected":[{"vendor":"obot-platform","product":"obot","packageURL":"pkg:golang/github.com/obot-platform/obot","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"0.23.0","versionType":"semver"},{"version":"0.23.0","status":"unaffected","versionType":"semver"}]}],"references":[{"url":"https://github.com/obot-platform/obot/security/advisories/GHSA-pr6h-vr44-xq8j","tags":["vendor-advisory"],"name":"GitHub Security Advisory (GHSA-pr6h-vr44-xq8j)"},{"url":"https://www.vulncheck.com/advisories/obot-before-0.23.0-authentication-bypass-via-registry-api","name":"VulnCheck Advisory: Obot before v0.23.0 Authentication Bypass via Registry API","tags":["third-party-advisory"]}],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"LOW","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":6.9,"baseSeverity":"MEDIUM"}},{"format":"CVSS","cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"NONE","availabilityImpact":"NONE","baseScore":5.3,"baseSeverity":"MEDIUM"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-862","lang":"en","description":"Missing Authorization","type":"CWE"}]}],"providerMetadata":{"shortName":"VulnCheck","orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateUpdated":"2026-09-27T20:49:54.677Z"},"datePublic":"2026-06-22T00:00:00.000Z","credits":[{"lang":"en","value":"hewei-gikaku","type":"reporter"}],"x_generator":{"engine":"vulncheck-endgame"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-28T13:49:12.307977Z","id":"CVE-2026-101063","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-09-28T13:49:35.081Z"}}]}}}